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Design of Automatic High-accurate Air-content Meter
Author(s): ZHAN Feng-wei, WANG Chang-long, DONG Cheng-lin, CAI Xiao-lei, HU Xue-min
Pages: 139-
140,143
Year: 2012
Issue:
3
Journal: Shaanxi Machinery
Keyword: 高精度; 单片机; A/D转换; 含气量;
Abstract: 设计了一种高精度自动含气量测量装置。通过传感器及流量计对气体体积流量信号进行收集,再经过高速串行A/D转换芯片MCP3202进行A/D转换,转换后的数据由单片机送入片外RAM存储器。选用可串行编程的STC12C5410AD单片机来实现对数据的计算和分析,将测量结果存储在EEPROM中,等待PC机的响应,并最终将结果送给PC机,PC机负责显示流量曲线。
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